5649912 has 40 divisors (see below), whose sum is σ = 15826800. Its totient is φ = 1883088.

The previous prime is 5649911. The next prime is 5649913. The reversal of 5649912 is 2199465.

5649912 is a `hidden beast` number, since 5 + 649 + 9 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (5649911) and next prime (5649913).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5649911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3712 + ... + 5007.

It is an arithmetic number, because the mean of its divisors is an integer number (395670).

Almost surely, 2^5649912 is an apocalyptic number.

It is an amenable number.

5649912 is an abundant number, since it is smaller than the sum of its proper divisors (10176888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5649912 is a wasteful number, since it uses less digits than its factorization.

5649912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8737 (or 8724 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 5649912 is about 2376.9543537897. The cubic root of 5649912 is about 178.1068247383.

It can be divided in two parts, 5649 and 912, that added together give a 8-th power (6561 = 3⁸).

The spelling of 5649912 in words is "five million, six hundred forty-nine thousand, nine hundred twelve".